The Greeks visited Egypt (Kemet) as students to learn from Africans. Plato studied in Egypt for 13 years. Pythagoras studied philosophy, geometry, and medicine in Egypt for 22 years. Thales was the first Greek philosopher to study in Egypt, remaining for seven years. Hippocrates, who is called the father of medicine, recognized the Egyptian multi-genius Imhotep as the father of medicine. The Pythagorean theorem was used to build pyramids in Egypt 1,000 years before Pythagoras was born. Plato said Egyptian education makes students more alert and humane. Plato told his students to go to Egypt if they wanted to study the minds of great philosophers. Herodotus, the Greek historian, described ancient Egypt as the cradle of civilization. Our ancestors opened the doors of our nation to foreign peoples; these guests were welcomed with respect and honor according to our traditions, but they used our kindness to destroy our nation.